include/asm-x86/mpspec.h

   1 #ifndef ASM_X86__MPSPEC_H
   2 #define ASM_X86__MPSPEC_H
   3
   4 #include <linux/init.h>
   5
   6 #include <asm/mpspec_def.h>
   7
   8 extern int apic_version[MAX_APICS];
   9
  10 #ifdef CONFIG_X86_32
  11 #include <mach_mpspec.h>
  12
  13 extern unsigned int def_to_bigsmp;
  14 extern u8 apicid_2_node[];
  15 extern int pic_mode;
  16
  17 #ifdef CONFIG_X86_NUMAQ
  18 extern int mp_bus_id_to_node[MAX_MP_BUSSES];
  19 extern int mp_bus_id_to_local[MAX_MP_BUSSES];
  20 extern int quad_local_to_mp_bus_id [NR_CPUS/4][4];
  21 #endif
  22
  23 #define MAX_APICID 256
  24
  25 #else
  26
  27 #define MAX_MP_BUSSES 256
  28 /* Each PCI slot may be a combo card with its own bus.  4 IRQ pins per slot. */
  29 #define MAX_IRQ_SOURCES (MAX_MP_BUSSES * 4)
  30
  31 #endif
  32
  33 extern void early_find_smp_config(void);
  34 extern void early_get_smp_config(void);
  35
  36 #if defined(CONFIG_MCA) || defined(CONFIG_EISA)
  37 extern int mp_bus_id_to_type[MAX_MP_BUSSES];
  38 #endif
  39
  40 extern DECLARE_BITMAP(mp_bus_not_pci, MAX_MP_BUSSES);
  41
  42 extern unsigned int boot_cpu_physical_apicid;
  43 extern unsigned int max_physical_apicid;
  44 extern int smp_found_config;
  45 extern int mpc_default_type;
  46 extern unsigned long mp_lapic_addr;
  47
  48 extern void find_smp_config(void);
  49 extern void get_smp_config(void);
  50 #ifdef CONFIG_X86_MPPARSE
  51 extern void early_reserve_e820_mpc_new(void);
  52 #else
  53 static inline void early_reserve_e820_mpc_new(void) { }
  54 #endif
  55
  56 void __cpuinit generic_processor_info(int apicid, int version);
  57 #ifdef CONFIG_ACPI
  58 extern void mp_register_ioapic(int id, u32 address, u32 gsi_base);
  59 extern void mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger,
  60                                    u32 gsi);
  61 extern void mp_config_acpi_legacy_irqs(void);
  62 extern int mp_register_gsi(u32 gsi, int edge_level, int active_high_low);
  63 extern int get_nr_irqs_via_madt(void);
  64 #ifdef CONFIG_X86_IO_APIC
  65 extern int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
  66                                 u32 gsi, int triggering, int polarity);
  67 #else
  68 static inline int
  69 mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
  70                    u32 gsi, int triggering, int polarity)
  71 {
  72         return 0;
  73 }
  74 #endif
  75 #endif /* CONFIG_ACPI */
  76
  77 #define PHYSID_ARRAY_SIZE       BITS_TO_LONGS(MAX_APICS)
  78
  79 struct physid_mask {
  80         unsigned long mask[PHYSID_ARRAY_SIZE];
  81 };
  82
  83 typedef struct physid_mask physid_mask_t;
  84
  85 #define physid_set(physid, map)                 set_bit(physid, (map).mask)
  86 #define physid_clear(physid, map)               clear_bit(physid, (map).mask)
  87 #define physid_isset(physid, map)               test_bit(physid, (map).mask)
  88 #define physid_test_and_set(physid, map)                        \
  89         test_and_set_bit(physid, (map).mask)
  90
  91 #define physids_and(dst, src1, src2)                                    \
  92         bitmap_and((dst).mask, (src1).mask, (src2).mask, MAX_APICS)
  93
  94 #define physids_or(dst, src1, src2)                                     \
  95         bitmap_or((dst).mask, (src1).mask, (src2).mask, MAX_APICS)
  96
  97 #define physids_clear(map)                                      \
  98         bitmap_zero((map).mask, MAX_APICS)
  99
 100 #define physids_complement(dst, src)                            \
 101         bitmap_complement((dst).mask, (src).mask, MAX_APICS)
 102
 103 #define physids_empty(map)                                      \
 104         bitmap_empty((map).mask, MAX_APICS)
 105
 106 #define physids_equal(map1, map2)                               \
 107         bitmap_equal((map1).mask, (map2).mask, MAX_APICS)
 108
 109 #define physids_weight(map)                                     \
 110         bitmap_weight((map).mask, MAX_APICS)
 111
 112 #define physids_shift_right(d, s, n)                            \
 113         bitmap_shift_right((d).mask, (s).mask, n, MAX_APICS)
 114
 115 #define physids_shift_left(d, s, n)                             \
 116         bitmap_shift_left((d).mask, (s).mask, n, MAX_APICS)
 117
 118 #define physids_coerce(map)                     ((map).mask[0])
 119
 120 #define physids_promote(physids)                                        \
 121         ({                                                              \
 122                 physid_mask_t __physid_mask = PHYSID_MASK_NONE;         \
 123                 __physid_mask.mask[0] = physids;                        \
 124                 __physid_mask;                                          \
 125         })
 126
 127 /* Note: will create very large stack frames if physid_mask_t is big */
 128 #define physid_mask_of_physid(physid)                                   \
 129         ({                                                              \
 130                 physid_mask_t __physid_mask = PHYSID_MASK_NONE;         \
 131                 physid_set(physid, __physid_mask);                      \
 132                 __physid_mask;                                          \
 133         })
 134
 135 static inline void physid_set_mask_of_physid(int physid, physid_mask_t *map)
 136 {
 137         physids_clear(*map);
 138         physid_set(physid, *map);
 139 }
 140
 141 #define PHYSID_MASK_ALL         { {[0 ... PHYSID_ARRAY_SIZE-1] = ~0UL} }
 142 #define PHYSID_MASK_NONE        { {[0 ... PHYSID_ARRAY_SIZE-1] = 0UL} }
 143
 144 extern physid_mask_t phys_cpu_present_map;
 145
 146 #endif /* ASM_X86__MPSPEC_H */